A quantity decreases by 8% each week for 7 weeks.  What is the total percentage decrease over the 7-week period? Round your answer to two decimal places if necessary.
?

A. 55.91%
B. 44.37%
C. 56%
D. 44.22%

Answer: D

Mathematics

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Write using exponential notation.9 ? 9 ? 5 ? 5 ? 5 ? 5 ? 7

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